UBIFS_BLOCKS_PER_PAGE_SHIFT
znodes = req->new_ino + (req->new_page << UBIFS_BLOCKS_PER_PAGE_SHIFT) +
c->bi.idx_growth -= c->max_idx_node_sz << UBIFS_BLOCKS_PER_PAGE_SHIFT;
block = folio->index << UBIFS_BLOCKS_PER_PAGE_SHIFT;
if (UBIFS_BLOCKS_PER_PAGE_SHIFT)
page_block = folio->index << UBIFS_BLOCKS_PER_PAGE_SHIFT;
page_cnt = bu->blk_cnt >> UBIFS_BLOCKS_PER_PAGE_SHIFT;
folio->index << UBIFS_BLOCKS_PER_PAGE_SHIFT);
block = folio->index << UBIFS_BLOCKS_PER_PAGE_SHIFT;